private void btnAdd_Click(object sender, EventArgs e)
{
if (lstProdSup.SelectedIndex < 0) // no selection
{
MessageBox.Show("Please select product supplier to add");
}
else
{
Packages currentPackage = PackagesDB.GetPackageById((int)id);
string i = lstProdSup.SelectedItem.ToString();
string[] s = i.Split('|');
int prodSupId = Int32.Parse(s[0].Trim());
Products_Suppliers selectedProductSupplier = Products_SuppliersDB.GetProductSupplierById(prodSupId);
try
{
if (!Packages_Products_SuppliersDB.AddPackageProductSupplier(currentPackage.PackageId, selectedProductSupplier.ProductSupplierId))
{
MessageBox.Show("Product added", "Success!");
this.DialogResult = DialogResult.OK;
DisplayPackage();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
// sets up the form on load
private void frmAddModifyPackages_Load(object sender, EventArgs e)
{
this.LoadProductComboBox();
// does the fiollowing if its a add
if (add)
{
this.Text = "Add a Package";
lblTitle.Text = "Add Package Information";
cmbProductBName.SelectedIndex = -1;
cmbSuppliers.DataSource = null;
}
//else does this for modify
else
{
this.Text = "Modify a Package";
lblTitle.Text = "Modify Package Information";
cmbProductBName.SelectedIndex = -1;
cmbSuppliers.DataSource = null;
try
{
pack_prod_sup = Packages_Products_SuppliersDB.GetList(package.PackageId);
this.DisplayPackages();
this.RedisplayList();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
private void DeletePackage(Package pkg)
{
DialogResult result = MessageBox.Show("Delete the Package " + pkg.PkgName + "?", "Confirm Delete",
MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
// creates the other table objects
List <Packages_Products_Suppliers> newpack_prod_sup = new List <Packages_Products_Suppliers>();
try // tries to delete the table records
{
// gets the data for the tasble records that need to be deleted
newpack_prod_sup = Packages_Products_SuppliersDB.GetList(pkg.PackageId);
// deletes each productsuppliers table record
foreach (Packages_Products_Suppliers ps in newpack_prod_sup)
{
Packages_Products_SuppliersDB.DeletePackProdSup(ps);
}
// deletes the suppliercontacts record
PackagesDB.DeletePackage(pkg);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
RefreshPackages();
}
}
// button the add the data to the DB
private void btnAccept_Click(object sender, EventArgs e)
{
if (isValid())
{
if (add)
{
package = this.createPackageObjects();
try
{
package.PackageId = PackagesDB.AddPackage(package);
foreach (Packages_Products_Suppliers ps in pack_prod_sup)
{
ps.PackageId = package.PackageId;
Packages_Products_SuppliersDB.AddPackProdSupp(ps);
}
this.DialogResult = DialogResult.OK;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
else
{
Package newPackage = new Package();
newPackage = this.createPackageObjects();
try
{
if (!PackagesDB.UpdatePackage(package, newPackage))
{
MessageBox.Show("That Package has been updated or deleted already.", "Database Error");
this.DialogResult = DialogResult.Retry;
}
else
{
package = newPackage;
this.DialogResult = DialogResult.OK;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
}
// button to delete a package from the DB
private void btnDelete_Click(object sender, EventArgs e)
{
if (dgvPackages.SelectedRows.Count > 0)
{
// sets the object to delete
int index = dgvPackages.SelectedRows[0].Index;
package = packages[index];
// asks user if they are sure
DialogResult result = MessageBox.Show("Delete the Package " + package.PkgName + "?", "Confirm Delete",
MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
// creates the other table objects
List <Packages_Products_Suppliers> newpack_prod_sup = new List <Packages_Products_Suppliers>();
try // tries to delete the table records
{
// gets the data for the tasble records that need to be deleted
newpack_prod_sup = Packages_Products_SuppliersDB.GetList(package.PackageId);
// deletes each productsuppliers table record
foreach (Packages_Products_Suppliers ps in newpack_prod_sup)
{
Packages_Products_SuppliersDB.DeletePackProdSup(ps);
}
// deltes the suppliercontacts record
PackagesDB.DeletePackage(package);
// deltes the supplier record
// redisplays the dgv
packages = PackagesDB.GetAll();
refreshDGV();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
else
{
MessageBox.Show("Please select a Product");
}
}
private void btnDelete_Click(object sender, EventArgs e)
{
int index = lstPackProdSupp.SelectedIndex;
string i = lstPackProdSupp.SelectedItem.ToString();
string[] s = i.Split('|');
int pid = Int32.Parse(s[0].Trim());
//Packages_Products_Suppliers currentPackage = Packages_Products_SuppliersDB.GetPackageIds
if (pid < 1) // no selection
{
MessageBox.Show("Please select product supplier to delete");
}
else // user selected a product to delete
{
if (type == "View")
{
Products_Suppliers pps = Products_SuppliersDB.GetProductSupplierById(pid); // selected product
DialogResult answer =
MessageBox.Show("Are you sure to delete " + pps.ProdName + "?",
"Please Confirm", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (answer == DialogResult.Yes)
{
//delete selected package product supplier
try
{
if (!Packages_Products_SuppliersDB.DeletePackageProductSupplier((int)id, pps.ProductSupplierId))
{
MessageBox.Show("Another user has updated or deleted " +
"that product.", "Database Error");
}
else
{
currentProductSupplierIds.RemoveAt(index - 1);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
// remove from the current product supplier list
DisplayCurrentPackageProductSupplierData();
}
}
}
}
private void DisplayCurrentPackageProductSupplierData()
{
if (productSupplierIds != null) // if we have product suppliers to display
{
lstProductSupplierId.Items.Clear(); //start with empty list box
lstProductSupplierId.Items.Add("Id " + ": " + "Product Name" + ", " + "Supplier Name");
foreach (int id in productSupplierIds)
{
Products_Suppliers ps = Products_SuppliersDB.GetProductSupplierById(id);
lstProductSupplierId.Items.Add(ps);
}
}
else // null this product does not exist - need to refresh combo box
{
packageIds = Packages_Products_SuppliersDB.GetPackageIds();
}
}
private void DisplayPackage()
{
currentProductSupplierIds = Packages_Products_SuppliersDB.GetProductSupplierIds((int)id);
Packages currentPackage = PackagesDB.GetPackageById((int)id);
txtPackageId.Text = currentPackage.PackageId.ToString();
txtPkgName.Text = currentPackage.PkgName;
txtPkgDesc.Text = currentPackage.PkgDesc;
txtBasePrice.Text = currentPackage.PkgBasePrice.ToString();
DisplayCurrentPackageProductSupplierData();
if (currentPackage.PkgStartDate == null)
{
dtpStartDate.Text = "";
}
else
{
DateTime startDate = (DateTime)currentPackage.PkgStartDate;
dtpStartDate.Text = startDate.ToShortDateString();
}
if (currentPackage.PkgEndDate == null)
{
dtpEndDate.Text = "";
}
else
{
DateTime endDate = (DateTime)currentPackage.PkgEndDate;
dtpEndDate.Text = endDate.ToShortDateString();
}
if (currentPackage.PkgAgencyCommission.Equals(null))
{
txtCommission.Text = "";
}
else
{
txtCommission.Text = Convert.ToDecimal(currentPackage.PkgAgencyCommission).ToString();
}
}
// removes a product supplier from the list
private void btnDelete_Click(object sender, EventArgs e)
{
if (dgvProducts.SelectedRows.Count > 0)
{
if (add)
{
pack_prod_sup.RemoveAt(this.dgvProducts.SelectedRows[0].Index);
RedisplayList();
}
else
{
DialogResult result = MessageBox.Show("Are you sure you want to delete this Product in the Package?",
"Confirm Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
int index = this.dgvProducts.SelectedRows[0].Index;
try
{
if (!Packages_Products_SuppliersDB.DeletePackProdSup(pack_prod_sup[index]))
{
MessageBox.Show("That product has been updated or deleted already.", "Database Error");
}
else
{
pack_prod_sup = Packages_Products_SuppliersDB.GetList(package.PackageId);
this.RedisplayList();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
}
}
}
else
{
MessageBox.Show("Please select a Product");
}
}
// button to add a product supplier to the package
private void btnProduct_Click(object sender, EventArgs e)
{
if (cmbProductBName.IsPresent())
{
if (add)
{
Packages_Products_Suppliers product = new Packages_Products_Suppliers();
product.ProductSupplierId = (int)cmbSuppliers.SelectedValue;
product.ProdName = cmbProductBName.Text;
product.SupName = cmbSuppliers.Text;
pack_prod_sup.Add(product);
RedisplayList();
cmbProductBName.SelectedIndex = -1;
cmbSuppliers.SelectedIndex = -1;
}
else
{
Packages_Products_Suppliers product = new Packages_Products_Suppliers();
product.ProductSupplierId = (int)cmbSuppliers.SelectedValue;
product.ProdName = cmbProductBName.Text;
product.SupName = cmbSuppliers.Text;
product.PackageId = package.PackageId;
try
{
Packages_Products_SuppliersDB.AddPackProdSupp(product);
pack_prod_sup = Packages_Products_SuppliersDB.GetList(package.PackageId);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
RedisplayList();
cmbProductBName.SelectedIndex = -1;
}
}
}
private void btnDelete_Click(object sender, EventArgs e)
{
int index = lstPackProdSupp.SelectedIndex; // index of the selected product supplier
if (index < 1) // no selection
{
MessageBox.Show("Please select product supplier to delete");
}
else // user selected a product to delete
{
//Products_Suppliers pps = Products_SuppliersDB.GetProductSupplierById(currentProductSupplierIds[index-1]); // selected product
DialogResult answer =
MessageBox.Show("Are you sure to delete " + currentProductSupplierIds[index - 1] + "?",
"Please Confirm", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (answer == DialogResult.Yes)
{
//delete selected package product supplier
try
{
if (!Packages_Products_SuppliersDB.DeletePackageProductSupplier(package.PackageId, pps.ProductSupplierId))
{
MessageBox.Show("Another user has updated or deleted " +
"that product.", "Database Error");
}
else
{
currentProductSupplierIds.RemoveAt(index - 1);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, ex.GetType().ToString());
}
// remove from the current product supplier list
DisplayCurrentPackageProductSupplierData();
}
}
}
private void cboTableNames_SelectedIndexChanged(object sender, EventArgs e)
{
string tableName = cboTableNames.SelectedValue.ToString();
if (tableName == "Products")
{
pnlName.Visible = true;
pnlName2.Visible = false;
lblId.Text = "Product Id";
productIds = ProductsDB.GetProductsIds();
if (productIds.Count > 0) // if there are prodcuts
{
cboId.DataSource = productIds;
cboId.SelectedIndex = 0; // triggers SelectedIndexChanged
}
else // no members
{
MessageBox.Show("There are no products. " +
"Add some products in the database, and restart the application ", "Empty Load");
Application.Exit();
}
DisplayProductData();
}
else if (tableName == "Suppliers")
{
lblId.Text = "Supplier Id";
supplierIds = SuppliersDB.GetSuppliersIds();
pnlName.Visible = true;
pnlName2.Visible = false;
if (supplierIds.Count > 0) // if there are suppliers
{
cboId.DataSource = supplierIds;
cboId.SelectedIndex = 0; // triggers SelectedIndexChanged
}
else // no members
{
MessageBox.Show("There are no suppliers. " +
"Add some supplier in the database, and restart the application ", "Empty Load");
Application.Exit();
}
DisplaySupplierData();
}
else if (tableName == "Products_Suppliers")
{
lblId.Text = "ProductSupplier Id";
lblName.Text = "Product Name";
lblName2.Text = "Supplier Name";
pnlName.Visible = true;
pnlName2.Visible = true;
productSupplierIds = Products_SuppliersDB.GetProductSupplierIds();
if (productSupplierIds.Count > 0) // if there are suppliers
{
cboId.DataSource = productSupplierIds;
cboId.SelectedIndex = 0; // triggers SelectedIndexChanged
}
else // no members
{
MessageBox.Show("There are no product_suppliers. " +
"Add some product_supplier in the database, and restart the application ", "Empty Load");
Application.Exit();
}
DisplayProductSupplierData();
}
else if (tableName == "Packages_Products_Suppliers")
{
lblId.Text = "Package Id";
packageIds = Packages_Products_SuppliersDB.GetPackageIds();
pnlName.Visible = false;
pnlName2.Visible = false;
if (packageIds.Count > 0) // if there are packages
{
cboId.DataSource = packageIds;
cboId.SelectedIndex = 0; // triggers SelectedIndexChanged
}
else // no members
{
MessageBox.Show("There are no packages with products_suppliers. " +
"Add some packages with product_supplier in the database, and restart the application ", "Empty Load");
Application.Exit();
}
}
else if (tableName == "Packages")
{
lblId.Text = "Package Id";
pnlName.Visible = true;
pnlName2.Visible = false;
packageIds = PackagesDB.GetPackageIds();
DisplayPackages();
if (packageIds.Count > 0) // if there are suppliers
{
cboId.DataSource = packageIds;
cboId.SelectedIndex = 0; // triggers SelectedIndexChanged
}
else // no members
{
MessageBox.Show("There are no packages. " +
"Add some packages in the database, and restart the application ", "Empty Load");
Application.Exit();
}
}
}
private void btnUpdate_Click(object sender, EventArgs e)
{
string tableName = cboTableNames.SelectedValue.ToString();
if (tableName == "Products")
{
frmAddUpdateProducts updateProductForm = new frmAddUpdateProducts();
updateProductForm.addProduct = false;
updateProductForm.product = currentProd;
DialogResult result = updateProductForm.ShowDialog();
if (result == DialogResult.OK)
{
currentProd = updateProductForm.product;
this.DisplayProductData();
}
else if (result == DialogResult.Retry)
{
currentProd = ProductsDB.GetProductById(currentProd.ProductId);
if (currentProd != null)
{
this.DisplayProductData();
}
}
}
else if (tableName == "Suppliers")
{
frmAddUpdateSuppliers updateSupplierForm = new frmAddUpdateSuppliers();
updateSupplierForm.addSupplier = false;
updateSupplierForm.supplier = currentSupplier;
DialogResult result = updateSupplierForm.ShowDialog();
if (result == DialogResult.OK)
{
currentSupplier = updateSupplierForm.supplier;
this.DisplaySupplierData();
}
else if (result == DialogResult.Retry)
{
currentSupplier = SuppliersDB.GetSupplierById(currentSupplier.SupplierId);
if (currentSupplier != null)
{
this.DisplaySupplierData();
}
}
}
else if (tableName == "Products_Suppliers")
{
frmAddUpdateProductSupplier updateProductSupplierForm = new frmAddUpdateProductSupplier();
updateProductSupplierForm.addProductSupplier = false;
updateProductSupplierForm.productSupplier = currentProductSupplier;
DialogResult result = updateProductSupplierForm.ShowDialog();
if (result == DialogResult.OK)
{
this.DisplayCurrentProductSupplierData();
this.DisplayProductSupplierData();
}
else if (result == DialogResult.Retry)
{
currentProductSupplier = Products_SuppliersDB.GetProductSupplierById(currentProductSupplier.ProductSupplierId);
if (currentProductSupplier != null)
{
this.DisplayCurrentProductSupplierData();
}
this.DisplayProductSupplierData();
}
}
else if (tableName == "Packages")
{
frmAddUpdatePackages updatePackageForm = new frmAddUpdatePackages();
updatePackageForm.addPackage = false;
updatePackageForm.package = currentPackage;
updatePackageForm.currentProductSupplierIds = Packages_Products_SuppliersDB.GetProductSupplierIds(currentPackage.PackageId);
DialogResult result = updatePackageForm.ShowDialog();
if (result == DialogResult.OK)
{
this.DisplayPackages();
DisplayCurrentPackageProductSupplierData();
}
else if (result == DialogResult.Retry)
{
currentPackage = PackagesDB.GetPackageById(currentPackage.PackageId);
if (currentPackage != null)
{
DisplayCurrentPackageProductSupplierData();
}
this.DisplayPackages();
}
}
}
private void cboId_SelectedIndexChanged(object sender, EventArgs e)
{
string tableName = cboTableNames.SelectedValue.ToString();
if (tableName == "Products")
{
int selectedID = (int)cboId.SelectedValue;
lblName.Text = "Product Name";
try
{
currentProd = ProductsDB.GetProductById(selectedID);
DisplayCurrentProductData();
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving product with selected ID: " + ex.Message,
ex.GetType().ToString());
}
}
else if (tableName == "Suppliers")
{
int selectedID = (int)cboId.SelectedValue;
lblName.Text = "Supplier Name";
try
{
currentSupplier = SuppliersDB.GetSupplierById(selectedID);
DisplayCurrentSupplierData();
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving supplier with selected ID: " + ex.Message,
ex.GetType().ToString());
}
}
else if (tableName == "Products_Suppliers")
{
int selectedID = (int)cboId.SelectedValue;
try
{
currentProductSupplier = Products_SuppliersDB.GetProductSupplierById(selectedID);
DisplayCurrentProductSupplierData();
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving product supplier with selected ID: " + ex.Message,
ex.GetType().ToString());
}
}
else if (tableName == "Packages_Products_Suppliers")
{
int selectedID = (int)cboId.SelectedValue;
try
{
productSupplierIds = Packages_Products_SuppliersDB.GetProductSupplierIds(selectedID);
DisplayCurrentPackageProductSupplierData();
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving package product supplier with selected ID: " + ex.Message,
ex.GetType().ToString());
}
}
else if (tableName == "Packages")
{
int selectedID = (int)cboId.SelectedValue;
lblName.Text = "Package Name";
try
{
productSupplierIds = Packages_Products_SuppliersDB.GetProductSupplierIds(selectedID);
DisplayCurrentPackageProductSupplierData();
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving package product supplier with selected ID: " + ex.Message,
ex.GetType().ToString());
}
try
{
currentPackage = PackagesDB.GetPackageById(selectedID);
txtName.Text = currentPackage.PkgName;
}
catch (Exception ex)
{
MessageBox.Show("Error while retrieving package with selected ID: " + ex.Message,
ex.GetType().ToString());
}
}
}
private void button4_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(textBox7.Text))
{
MessageBox.Show("Please Enter a Package Name !", "Error",
MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (dateTimePicker1.Value >= dateTimePicker2.Value)
{
MessageBox.Show("Package End Date must be later than Package Start Date !",
"Error",
MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (string.IsNullOrWhiteSpace(textBox9.Text))
{
MessageBox.Show("Please Enter Package Description !",
"Error",
MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (string.IsNullOrWhiteSpace(textBox11.Text))
{
MessageBox.Show("Please Enter Base Price !",
"Error",
MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (string.IsNullOrWhiteSpace(textBox10.Text))
{
MessageBox.Show("Please Enter Agency Commission !",
"Error",
MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (Convert.ToInt32(textBox10.Text) > Convert.ToInt32(textBox11.Text))
{
MessageBox.Show("Agency Commission cannot be greater than the Base Price !",
"Error",
MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (list3_ToDB.Count == 0)
{
MessageBox.Show("Please choose products for this package !",
"Error",
MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
int newID = PackagesDB.AddPackageForForm2(textBox7.Text,
dateTimePicker1.Value, dateTimePicker2.Value,
textBox9.Text,
Convert.ToDecimal(textBox11.Text.ToString()),
Convert.ToDecimal(textBox10.Text.ToString()));
if (newID == -1)
{
MessageBox.Show("Error adding Package.");
}
else
{
foreach (var ps in list3_ToDB)
{
int psid = Products_SuppliersDB.GetPSID_By_P_SID(ps.ProductId, ps.SupplierId);
if (!Packages_Products_SuppliersDB.AddPPS(newID, psid))
{
MessageBox.Show("Error adding Packages_Products_Suppliers.");
}
}
}
listBox3.DataSource = null;
list3.Clear();
list3_ToDB.Clear();
textBox7.Text = "";
textBox9.Text = "";
textBox11.Text = "";
textBox10.Text = "";
}